netVigilance Vulnerability intelligence since 2004
CVE-2024-29988 · netVigilance record NV24-0050

Microsoft SmartScreen Prompt Security Feature Bypass

past due

What to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA deadline 2024-05-21 · passed 2 years 3 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Microsoft SmartScreen Prompt contains a security feature bypass vulnerability that allows an attacker to bypass the Mark of the Web (MotW) feature. This vulnerability can be chained with CVE-2023-38831 and CVE-2024-21412 to execute a malicious file.

Who is affected

Microsoft SmartScreen Prompt. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-693.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 2 years 3 months ago

Sources